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Komatsu A12001 Shop Manual page 2

Hydraulic excavator

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INDEX
INDEX
00 INDEX AND FOREWORD ........................................................................................................................ 00-1
FOREWORD, SAFETY, BASIC INFORMATION ................................................................................... 00-19
HOW TO READ THE SHOP MANUAL........................................................................................... 00-19
SAFETY NOTICE FOR OPERATION............................................................................................. 00-21
PRECAUTIONS TO PREVENT FIRE............................................................................................. 00-29
ACTION IF FIRE OCCURS............................................................................................................ 00-31
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS ........................................................ 00-32
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS...................................................... 00-33
PRECAUTIONS FOR AdBlue/DEF ................................................................................................ 00-34
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT ...................................................... 00-35
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS................................ 00-37
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT..................................................... 00-43
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT .................................................. 00-45
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT .............................................. 00-46
PRACTICAL USE OF KOMTRAX .................................................................................................. 00-47
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER ................................................... 00-48
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS ..................... 00-51
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR ..................... 00-55
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR ....... 00-56
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL ... 00-58
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH .. 00-59
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE .
................................................................................................................................................... 00-61
HOW TO READ ELECTRICAL WIRE CODE ................................................................................. 00-62
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD.................................................... 00-66
ABBREVIATION LIST .................................................................................................................... 00-69
STANDARD TIGHTENING TORQUE TABLE................................................................................. 00-75
CONVERSION TABLE ................................................................................................................... 00-82
01 SPECIFICATIONS .................................................................................................................................... 01-1
CONTENTS ............................................................................................................................................ 01-2
SPECIFICATIONS .................................................................................................................................. 01-3
SPECIFICATION DRAWING............................................................................................................ 01-3
WORKING RANGE DRAWINGS ..................................................................................................... 01-4
SPECIFICATIONS ........................................................................................................................... 01-5
WEIGHT TABLE .............................................................................................................................. 01-8
TABLE OF FUEL, COOLANT, AND LUBRICANTS ........................................................................ 01-10
10 STRUCTURE AND FUNCTION ................................................................................................................ 10-1
CONTENTS ............................................................................................................................................ 10-2
UREA SCR SYSTEM.............................................................................................................................. 10-5
LAYOUT DRAWING OF UREA SCR SYSTEM ................................................................................ 10-6
UREA SCR SYSTEM DIAGRAM ....................................................................................................10-11
FUNCTION OF UREA SCR SYSTEM............................................................................................ 10-12
COMPONENT PARTS OF UREA SCR SYSTEM........................................................................... 10-26
BOOT-UP SYSTEM .............................................................................................................................. 10-35
LAYOUT DRAWING OF BOOT-UP SYSTEM................................................................................. 10-35
SYSTEM OPERATING LAMP SYSTEM ........................................................................................ 10-37
BATTERY DISCONNECT SWITCH ............................................................................................... 10-38
ENGINE SYSTEM ................................................................................................................................ 10-39
LAYOUT DRAWING OF ENGINE RELATED PARTS ..................................................................... 10-39
ENGINE CONTROL SYSTEM ....................................................................................................... 10-41
AUTO-DECELERATION SYSTEM ................................................................................................. 10-44
ENGINE AUTOMATIC WARM-UP SYSTEM .................................................................................. 10-46
OVERHEAT PREVENTION SYSTEM ............................................................................................ 10-48
TURBOCHARGER PROTECTION SYSTEM ................................................................................. 10-51
AUTOMATIC IDLE STOP SYSTEM ............................................................................................... 10-53
COMPONENT PARTS OF ENGINE SYSTEM ............................................................................... 10-56
00-2
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00 INDEX AND FOREWORD
PC210LC-11

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Pc210lc-11